I don't like my challenge child. Can't find any images on the net.
Abort! Abort!
Go Google!
German two-seater,
tandem, turbojet-powered high-altitude research aircraft of the 1960's. ......was a shoulder-wing cantilever monoplane of wings of a very high
aspect ratio of 19.75, constructed of
aluminium and powered by a
Pratt and Whitney JT12A-6 turbojet engine mounted in the fuselage immediately
aft of the wings. The ... had a top speed of 550 kmh and a range of 2000 km.